نتایج جستجو برای: differential item functioning (dif)

تعداد نتایج: 413893  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

there are two major theories of measurement in psychometrics: classical test theory (ctt) and item-response theory (irt). despite its widespread and long use, ctt has a number of shortcomings, which make it problematic to be used for practical and theoretical purposes. irt tries to solve these shortcomings, and provide better and more dependable answers. one of the applications of irt is the as...

Journal: :iranian journal of applied language studies 2012
mohammad salehi alireza tayebi

validation is an important enterprise especially when a test is a high stakes one. demographic variables like gender and field of study can affect test results and interpretations. differential item functioning (dif) is a way to make sure that a test does not favor one group of test takers over the others. this study investigated dif in terms of gender in the reading comprehension subtest (35 i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم انسانی 1391

بررسی دلایل عملکرد متفاوت سوالات آزمون درک مطلب به زبان خارجی تاریخچه ی تحقیق درباره ی منابع عملکرد مختلف سوالات (دیف) در آزمون درک مطلب پر است از مجموعه ای از متغیرهای فرضیه ای که چند مورد از مهمترین آنها عبارتند از: جنسیت، آشنایی با موضوع متن، علاقه به موضوع یا محتوای متن، حدس زدن، و عوامل بافت اجتماعی (پی 2004؛ زومبو و گلین 2005). مطالعه حاضر با استناد به فلسفه ی انکارپذیری پوپر عوامل ذکر...

Journal: :Academic Journal of Interdisciplinary Studies 2013

2005
Karen Samuelsen Mitchell Dayton Amy Hendrickson George Macready

Title of Dissertation: EXAMINING DIFFERENTIAL ITEM FUNCTIONING FROM A LATENT CLASS PERSPECTIVE Karen Samuelsen, Doctor of Philosophy, 2005 Dissertation directed by: C. Mitchell Dayton Department of Measurement, Statistics and Evaluation Current approaches for studying differential item functioning (DIF) using manifest groups are problematic since these groups are treated as homogeneous in natur...

2015
Yong Gao Mick G. Mack Moira A. Ragan Brian Ragan

This study was to use differential item functioning (DIF) analysis to examine if there were items in the Mental, Emotional, and Bodily Toughness Inventory (MeBTough) functioning differently across gender and athletic membership. A total of 444 male (56.3%) and female (43.7%) participants (30.9% athletes and 69.1% non-athletes) responded to the MeBTough items. Using Mantel-Haenszel and SIBTEST m...

2010
Young I. Cho Monica J. Martin Rand D. Conger Keith F. Widaman

We investigated measurement equivalence in two antisocial behavior scales (i.e., one scale for adolescents and a second scale for young adults) by examining differential item functioning (DIF) for respondents from single-parent (n = 109) and two-parent families (n = 447). Even though one item in the scale for adolescents and two items in the scale for young adults showed significant DIF, the tw...

2007

Rationale In order to avoid response bias such as agreement bias or acquiescence, it was a common recommendation that both positively-and negatively-worded items should be included in survey that the practice of using positively-and negatively-worded items may introduce systematic measurement errors that disrupt analyses and interpretations of the results (DiStefano & Motl, 2006; Quilty, Oakman...

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